private void button_login_Click(object sender, EventArgs e) {//로그인 버튼 try { if (textBox_id.Text.Trim() == "" || textBox_pwd.Text.Trim() == "") { MessageBox.Show("빈칸이 있습니다. 다시 입력해 주세요"); } else { SqlLogin sqle = new SqlLogin(); int count = sqle.Query_Select_DataSet("WHERE ID = '" + textBox_id.Text + "' and pwd ='" + textBox_pwd.Text + "'").Tables[0].Rows.Count; if (count == 1) { string strId = sqle.Query_Select_DataSet("WHERE ID = '" + textBox_id.Text + "' and pwd ='" + textBox_pwd.Text + "'").Tables[0].Rows[0]["ID"].ToString(); string strPwd = sqle.Query_Select_DataSet("WHERE ID = '" + textBox_id.Text + "' and pwd ='" + textBox_pwd.Text + "'").Tables[0].Rows[0]["PWD"].ToString(); string strName = sqle.Query_Select_DataSet("WHERE ID = '" + textBox_id.Text + "' and pwd ='" + textBox_pwd.Text + "'").Tables[0].Rows[0]["NAME"].ToString(); if (strId == textBox_id.Text && strPwd == textBox_pwd.Text) { if (textBox_id.Text == "1" && textBox_pwd.Text == "1") { MessageBox.Show("운영자님 환영합니다."); Form6 showForm6 = new Form6(); showForm6.Show(); this.Visible = false; } else { idValue = textBox_id.Text; MessageBox.Show(strName + "님 환영합니다."); // 추가 // Form2 showForm2 = new Form2(); ProductListForm showForm2 = new ProductListForm(); showForm2.Show(); //sql.Id = textBox_id.Text; this.Visible = false; } } } else { MessageBox.Show("로그인 실패"); } } }catch (Exception error) { //MessageBox.Show("로그인 실패"); MessageBox.Show("" + error); } }